15-Minute Creamy Buttermilk Ranch Dressing

Tangy, herbaceous ranch dressing made from scratch with buttermilk, sour cream, and mayonnaise base enriched with fresh garlic and dried herbs. Bright lemon juice and black pepper round out the classic flavor profile. Serve as a salad dressing, vegetable dip, or sauce for grilled meats and potatoes. This version balances acidity with richness, developing deeper flavor when chilled overnight but ready to use immediately.
Ingredients
- ¾ cup buttermilk
- ½ cup sour cream
- 7 tablespoon mayonnaise
- 4 clove garlic, pressed or minced
- ½ teaspoon dried parsley
- 1 teaspoon dried dill weed
- 1 teaspoon dried chives
- ½ teaspoon onion powder
- ½ teaspoon fresh ground black pepper
- ½ teaspoon kosher salt
- 2 teaspoon lemon juice
Instructions
- 1
Combine buttermilk, sour cream, and mayonnaise in a small bowl and whisk until combined.
- 2
Add garlic, parsley, dill, chives, onion powder, black pepper, salt, and lemon juice.
- 3
Whisk until well combined.
- 4
Refrigerate until serving, preferably overnight to allow flavors to develop.
Tips
Chill overnight before serving for optimized herb flavor integration, though the dressing is usable immediately.
Whisk ingredients thoroughly to ensure even distribution of herbs and garlic throughout the base.
Use freshly ground black pepper for sharper flavor compared to pre-ground.
Good to Know
Refrigerate in an airtight container up to 5 days. Separation may occur; whisk before serving.
Prepare up to 2 days ahead. Flavor improves overnight as herbs hydrate and meld.
Use as salad dressing, vegetable dip, or sauce for grilled proteins and baked potatoes.
Common Mistakes
Do not over-whisk or use an immersion blender to avoid breaking down the emulsion
Do not skip salt; it balances acidity and brings out herb flavors
Substitutions
Dairy-Free Swaps
General Alternatives
FAQ
Can I make this dressing dairy-free?
Yes, substitute buttermilk with coconut milk or unsweetened oat milk thinned with lemon juice, and use vegan mayonnaise and sour cream replacements. Flavor will shift but remain herbaceous.
How long can I keep homemade ranch dressing?
Store in an airtight container refrigerated for up to 5 days. The base separates slightly over time; whisk before serving. Freezing is not recommended as dairy components separate upon thaw.
What if my dressing is too thick?
Thin with additional buttermilk, one tablespoon at a time, until desired consistency is reached. Too thin can be remedied with a touch more mayonnaise.